I did what you said and it looks like this
http://www.trillmode.com/demo-2/
screenshot of row setting : https://www.dropbox.com/s/xuywe1y9946j0dt/Screenshot%202017-05-30%2001.57.33.png?dl=0
even though one column is selected in row, it still shows the image on left side only
i want full wide image on top (only image) with parallax scrolling effect.